Introduction
Latitude/Longatude
Continental Drift
Plate Tectonics/Faults
Volcanoes/Earthquakes
100
Name two of the Earth's spheres
Biosphere, hydrosphere, lithosphere, atmosphere
100
Lat means........
Across
100
What was the name of the giant "supercontinent"
pangea
100
What are the three types of plate boundaries?
divergent, convergent, transform
100
Where in the world do the most earthquakes/volcanic eruptions occur?
the ring of fire!
200
What spheres do rivers, lakes, ponds, and oceans belong to?
Hydrosphere
200
The equator divides the earth horizontally or vertically?
horizontally
200
Who came up with the theory of continental drift?
alfred wegner
200
Subducti0on zones occur at ________ boundaries
convergent
200
What is the difference between magma and lava?
Magma is molten rock beneath the earth's surface, lava is molten rock above/on the Earth's surface
300
How many branches of earth science are there?
5
300
What line divides the earth into eastern and western hemispheres?
prime meridian
300
temperature and pressure ________ as you go futher into the Earth.
increase
300
Compressional stress is when rocks are ________ together and occur at _________ boundaries
squeezed, convergent
300
What does the Richter scale measure?
magnitude/energy
400
Biosphere refers to portions of the earth where _____ exists.
A. Rocks B. Water C. Life
C. Life
400
longitude lines run in which direction?
up and down/ north and south
400
which coordinates are Boston located?
45N, 70W
400
What are the three ways the crust responds to stress?
fracture, fold, fault
400
How much stronger is a magnitude 8.0 Earthquake than a 7.0?
32xs stronger
500
The atmosphere provides two benefits for us (people), what are they?
provides air and protects us from the sun
500
Both the equator and prime meridian occur at which degree?
o degrees
500
What causes the shifting of plates?
convection currents/seafloor spreading
500
Which type of stress and fault go with each boundary:
Divergent: stress : fault
Convergent: stress : fault
Transform: stress : fault
Divergent : tensional : normal fault
Convergent: compressional : reverse (thrust)
Transform : shear : strike/slip
500
what is the difference between an epicenter and a focus?
the focus is the original release that occurs within the Earth's crust, the epicenter is the point directly above the focus where shaking is most violent